1980 (Nexis) 12 Aug. 21 As PCM digital audio broadcasting becomes a reality, digital audio discs will replace the present analog discs.
1993 13 Mar. 22/3 Digital audio broadcasting (DAB)..will provide sound quality equal to that of a CD.
2007 M. C. Keith (ed. 7) i. 28/2 Digital Audio Broadcasting (DAB) makes analog amplitude modulation (AM) and frequency modulation (FM) outmoded systems.